HashSet<T>.ICollection<T>.Add(T) Method

Reference

Definition

Namespace:: System.Collections.Generic

Assemblies:: System.Collections.dll, System.Core.dll

Assemblies:: netstandard.dll, System.Collections.dll

Assembly:: System.Collections.dll

Assembly:: System.Core.dll

Assembly:: netstandard.dll

Source:: HashSet.cs

Source:: HashSet.cs

Source:: HashSet.cs

Important

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Adds an item to an ICollection<T> object.

 virtual void System.Collections.Generic.ICollection<T>.Add(T item) = System::Collections::Generic::ICollection<T>::Add;

void ICollection<T>.Add(T item);

abstract member System.Collections.Generic.ICollection<T>.Add : 'T -> unit
override this.System.Collections.Generic.ICollection<T>.Add : 'T -> unit

Sub Add (item As T) Implements ICollection(Of T).Add

Parameters

item: T

The object to add to the ICollection<T> object.

Implements

Add(T)

Exceptions

NotSupportedException

The ICollection<T> is read-only.

Remarks

If Count is less than Capacity, this method is an O(1) operation. If the capacity must be increased to accommodate the new element, this method becomes an O(n) operation, where n is Count.

Applies to

Продукт	Версії
.NET	Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	1.0, 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1
UWP	10.0

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